Airports / K5M5 / Crystal Lake AirportGood ground coverage

📍 Decatur⬆ 1,180 ft1 runways

K5M5 ·

Crystal Lake Airport

36.34360°N

-94.44480°W

ARR / DAY

▼ 50.0%

DEP / DAY

▲ 0.0%

Crystal Lake Airport (K5M5) is a small general aviation airport located in Decatur, AR, 78 mi east of Broken Arrow. It features 1 runway measuring 3,863 feet.

Safety incidents

Last 7 days · 0 total

NORMAL

Current weather

From KGMJ, 24 mi away (K5M5 does not publish METAR)

just now

Temp

99°F

Wind

8 kts

200°

Visib

10+ km

Ceil

—

METAR KGMJ 312355Z AUTO 20008KT 10SM 37/13 A2994 RMK AO2

Runways

1 installed

3,863 FT MAX

13/31

3,863 ft × 75

ASP● LITLOW

Runway intelligence

Which runway carries the operations, observed over the last 30 days

93% of ops

53 land · 0 TO

7% of ops

4 land · 1 TO

Runway 31 carries 93% of operations (53 landings, 0 takeoffs) over the last 30 days. The next most-used is 13 at 7%.

Approach quality

Per-runway unstable-approach, go-around, and long-rollout rates

31 53 landings

UA 13%

13 4 landings

UA 0%

Approaches to 31 show a 13% unstable-approach rate (7 UA events from 53 landings).Phase B will add wind-correlation: which crosswind band produces most UA events.

Traffic behavior

When the field is busy: hourly + weekday vs weekend

Daily avg

0.9

flights/day · 28 total

Busy hour (local)

2pm

also 4pm · 7pm

Day vs night

79%

06:00–20:00 local

Traffic concentrates around 2pm–7pm local, averaging 0.9 flights/day. Weekend volume runs 0.4× weekday (0.5 vs 1.1 daily).

Aircraft character

What's actually flying here: top types over the last 30 days

Activity is led by (25% of 28 flights). Top three types: , , .

Communications Frequencies

2026-06-11

Type	Freq (MHz)	Hours
CTAF	122.800	—
APCH	121.000	—
APCH	244.575	—
UNICOM	122.800	—
FAYETTEV	126.100	—
OTHER	126.100	—
CD/P	126.600	—
OTHER	126.600	—
FAYETTEV	269.000	—
OTHER	269.000	—

Airport operations

ARTCC:: ZME
Mag var:: 3° E

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